Home / 55,336.92-82,956.06-20,268.38

Finding the Fourth Proportional to 55,336.92, 82,956.06 and 20,268.38

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Solution

The fourth proportional to 55,336.92, 82,956.06 and 20,268.38 is: 30,384.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,336.92 : 82,956.06 = 20,268.38 : x
  2. Step 2: Convert to fraction form
    55,336.92/82,956.06 = 20,268.38/x
  3. Step 3: Cross multiply
    55,336.92x = 82,956.06 × 20,268.38
  4. Step 4: Simplify right side
    55,336.92x = 1,681,384,532.60
  5. Step 5: Solve for x
    x = 1,681,384,532.60/55,336.92
  6. Step 6: Final answer
    x = 30,384.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.